*{
    margin: 0;
    padding:0;
    text-decoration: none;
    outline-color: none;
}
.dier{
    width: 100%;
    height:440px;
    background: #222222;
}
.dier-k{
    width:1000px;
    height: 100%;
    margin: 0 auto;

}
.jutou{
    width: 630px;
    height: 70px;
    margin: 0 285px;;
}
.tuxin{
    width:1000px;
    height: 280px;
    margin: 20px auto;
    background: red;
    display: flex;
    justify-content: space-between;
}
.left{
    width: 220px;
    height: 280px;
    background: orange;
}
.tu{
    width: 120px;
    height: 120px;
    margin: 0 auto;

}
.xinxin{
    text-align: center;
    color: #fff;
}
.xiaofei{
    color: #fff;
    text-align: center;
    font-size: 12px;
    margin-top: 10px;
}